Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCq+l9sMbM8HbqO2PyTnQ2PVPCEP3RUjPY2VmJL4nQXpjBQ9Iu0ZhryEwLy… (844 chars)"
  }
}